MXPA00005863A - Dispositivo de registro de datos digitales, dispositivo de memoria de datos digitales, y dispositivo que utiliza los datos digitales para convertir la informacion de manejo la cual contiene informacion restrictiva que utiliza una clave diferente en c - Google Patents

Dispositivo de registro de datos digitales, dispositivo de memoria de datos digitales, y dispositivo que utiliza los datos digitales para convertir la informacion de manejo la cual contiene informacion restrictiva que utiliza una clave diferente en c

Info

Publication number
MXPA00005863A
MXPA00005863A MXPA00005863A MXPA00005863A MXPA00005863A MX PA00005863 A MXPA00005863 A MX PA00005863A MX PA00005863 A MXPA00005863 A MX PA00005863A MX PA00005863 A MXPA00005863 A MX PA00005863A MX PA00005863 A MXPA00005863 A MX PA00005863A
Authority
MX
Mexico
Prior art keywords
digital data
information
key
data
key information
Prior art date
Application number
MXPA00005863A
Other languages
English (en)
Spanish (es)
Inventor
Ono Takatoshi
Original Assignee
Matsushita Electric Ind Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of MXPA00005863A publication Critical patent/MXPA00005863A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00485—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00492—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
    • G11B20/00536—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted wherein encrypted content data is subjected to a further, iterated encryption, e.g. interwoven encryption
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00485—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00557—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein further management data is encrypted, e.g. sector headers, TOC or the lead-in or lead-out areas
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/0084—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific time or date
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video recording
    • G11B2020/10546—Audio or video recording specifically adapted for audio data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/60—Solid state media

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
MXPA00005863A 1999-06-15 2000-06-14 Dispositivo de registro de datos digitales, dispositivo de memoria de datos digitales, y dispositivo que utiliza los datos digitales para convertir la informacion de manejo la cual contiene informacion restrictiva que utiliza una clave diferente en c MXPA00005863A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16789799 1999-06-15
JP2000148962A JP3815950B2 (ja) 1999-06-15 2000-05-19 デジタルデータ書込装置、デジタルデータ記録装置、デジタルデータ利用装置

Publications (1)

Publication Number Publication Date
MXPA00005863A true MXPA00005863A (es) 2005-04-28

Family

ID=26491806

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA00005863A MXPA00005863A (es) 1999-06-15 2000-06-14 Dispositivo de registro de datos digitales, dispositivo de memoria de datos digitales, y dispositivo que utiliza los datos digitales para convertir la informacion de manejo la cual contiene informacion restrictiva que utiliza una clave diferente en c

Country Status (8)

Country Link
US (1) US6868404B1 (ko)
EP (1) EP1061515B1 (ko)
JP (1) JP3815950B2 (ko)
KR (1) KR100683342B1 (ko)
CN (1) CN100393027C (ko)
AU (1) AU761097B2 (ko)
ID (1) ID26381A (ko)
MX (1) MXPA00005863A (ko)

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JPH10301492A (ja) 1997-04-23 1998-11-13 Sony Corp 暗号化装置および方法、復号装置および方法、並びに情報処理装置および方法
JP2000236325A (ja) 1999-02-09 2000-08-29 Lg Electronics Inc デジタルデータファイルの暗号化装置及びその方法
JP4595182B2 (ja) * 2000-09-07 2010-12-08 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
AU2002234254B2 (en) * 2001-01-17 2005-04-21 Contentguard Holdings, Inc. Method and apparatus for managing digital content usage rights
JP3861625B2 (ja) * 2001-06-13 2006-12-20 ソニー株式会社 データ転送システム、データ転送装置、記録装置、データ転送方法
FI20011397A (fi) 2001-06-29 2002-12-30 Nokia Corp Menetelmä ja järjestely digitaalisen, arvoa omaavan tallenteen varmistamiseksi, järjestelyssä toimiva päätelaite sekä menetelmää hyödyntävä sovellusohjelma
JP2003101570A (ja) * 2001-09-21 2003-04-04 Sony Corp 通信処理システム、通信処理方法、およびサーバー装置、並びにコンピュータ・プログラム
JP3656248B2 (ja) 2001-10-09 2005-06-08 ソニー株式会社 ビデオ信号記録装置および方法、ビデオ信号再生装置および方法、記録媒体、プログラム、並びにデータ構造
US7372964B2 (en) * 2001-10-10 2008-05-13 Kabushiki Kaisha Toshiba Method and apparatus for recording information including secret information and method and apparatus for reproduction thereof
EP1502261A2 (en) * 2002-04-11 2005-02-02 Matsushita Electric Industrial Co., Ltd. Information recording medium with information restriction
JP2004070499A (ja) * 2002-08-02 2004-03-04 Fujitsu Ltd メモリデバイスおよび暗号化／復号方法
JP2004303315A (ja) * 2003-03-31 2004-10-28 Funai Electric Co Ltd Ｄｖｄ機器および所定情報記録方法
EP1668466B1 (de) * 2003-09-30 2008-02-27 Siemens Aktiengesellschaft Einräumung eines zugriffs auf ein computerbasiertes objekt
CN100410828C (zh) * 2003-09-30 2008-08-13 西门子公司 对访问基于计算机的对象的授权
CN1902559B (zh) * 2004-01-06 2010-11-03 汤姆逊许可证公司 设备间的安全信息移植
JP2005204134A (ja) * 2004-01-16 2005-07-28 Mitsubishi Electric Corp 耐タンパ暗号システム及びメモリ装置及び認証端末及び及びプログラム
JP4595361B2 (ja) * 2004-03-19 2010-12-08 株式会社日立製作所 コンテンツの記録・再生装置及びシステム
EP1637957A1 (en) * 2004-09-21 2006-03-22 Deutsche Thomson-Brandt Gmbh Method and apparatus for accessing protected data
US7748032B2 (en) * 2004-09-30 2010-06-29 Citrix Systems, Inc. Method and apparatus for associating tickets in a ticket hierarchy
EP2150167B1 (en) 2007-05-10 2014-08-27 Technion Research & Development Foundation Ltd. Semi disposable endoscope
JP4941192B2 (ja) * 2007-09-13 2012-05-30 カシオ計算機株式会社 暗号化処理システム
JP2009163560A (ja) * 2008-01-08 2009-07-23 Hitachi Ltd デジタルデータ記録装置
WO2011064883A1 (ja) * 2009-11-27 2011-06-03 株式会社東芝 メモリチップ
CN102572817B (zh) * 2010-12-21 2015-01-14 普天信息技术研究院有限公司 实现移动通信保密的方法和智能存储卡
JP5725210B2 (ja) 2012-02-03 2015-05-27 富士通株式会社 端末固有情報の送信方法およびシステム
CN104796886B (zh) * 2015-04-01 2016-05-11 努比亚技术有限公司 终端加密通话实时性的测试方法及装置
CN109446752B (zh) * 2018-12-13 2021-07-13 苏州科达科技股份有限公司 版权文件管理方法、系统、设备及存储介质
CN111177768A (zh) * 2020-04-10 2020-05-19 支付宝(杭州)信息技术有限公司 保护数据隐私的双方联合训练业务预测模型的方法和装置
US11816228B2 (en) * 2020-09-25 2023-11-14 Advanced Micro Devices, Inc. Metadata tweak for channel encryption differentiation

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JP2541113B2 (ja) 1993-07-14 1996-10-09 日本電気株式会社 暗号連鎖における暗号化前処理装置および復号後処理装置
JPH08139718A (ja) * 1994-11-04 1996-05-31 Hitachi Ltd 暗号装置およびそれを利用した端末間通信方法
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JP3588536B2 (ja) 1997-07-11 2004-11-10 株式会社東芝 不正データコピー防止装置及び方法
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US6275939B1 (en) * 1998-06-25 2001-08-14 Westcorp Software Systems, Inc. System and method for securely accessing a database from a remote location
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Also Published As

Publication number Publication date
EP1061515A3 (en) 2002-10-02
JP2001060945A (ja) 2001-03-06
KR20010015024A (ko) 2001-02-26
ID26381A (id) 2000-12-21
US6868404B1 (en) 2005-03-15
KR100683342B1 (ko) 2007-02-15
CN100393027C (zh) 2008-06-04
AU761097B2 (en) 2003-05-29
EP1061515A2 (en) 2000-12-20
JP3815950B2 (ja) 2006-08-30
AU3935600A (en) 2000-12-21
CN1277506A (zh) 2000-12-20
EP1061515B1 (en) 2011-10-26

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